How to fill ball park and why do students get discounts article, summary help (400 words each)

Provide me a summary of the article keeping in mind to address issues of potential problems and how they were solved.

The two articles’ link is below:

http://managerialecon.blogspot.com/2014/02/how-to-fill-ballpark.html

http://managerialecon.blogspot.com/2012/01/why-do-students-get-discounts.html

(about 400 words each summary)

Do not plagiarism!